(66458) Romaplanetario Main-belt Asteroid
Discovered on 22 August 1999 by G. Masi at Ceccano.
Without a planetarium for more than 22 years, the Everlasting City now has a modern one, opened in 2004. Hosted at the Museo della Civiltà Romana, it has a 14-meter dome. The discoverer contributes with the staff to introduce visitors to the wonders of the universe.Naming citation (20050125/MPCPages.arc), IAU / Minor Planet Center, via NASA/JPL
Where Romaplanetario is today
Seen from above the solar system on 2026-10-14: Romaplanetario is 3.46 au from the Sun and 4.40 au from Earth. Computed from JPL's orbital elements.
Facts
| Number | 66458 |
| Provisional designation | 1999 QV1 |
| Orbit class | Main-belt Asteroid |
| Absolute magnitude (H) | 15.94 |
| Orbital period | 4.21 years |
| Semi-major axis | 2.61 au |
| Perihelion – aphelion | 1.67 – 3.55 au |
| Eccentricity | 0.360 |
| Inclination | 6.95° |
| Closest distance between its orbit and Earth's (MOID) | 0.673 au |
Data: NASA/JPL Small-Body Database and the IAU Minor Planet Center.